Chinyamabille Chinyamabille

03-03-2021
Mathematics

contestada

PN is an altitude of triangle PQR. If PN=24cm and PQ=PR=25cm. Find QR

Respuesta :

thebecks thebecks

03-03-2021

Answer:

QR = 14 cm

Step-by-step explanation:

using the Pythagorean theorem:

25^2 - 24^2 = RN^2

625 - 576 = 49

RN = 7

NQ = RN

QR = RN+NQ

QR = 7 + 7 = 14 cm

Answer Link

Otras preguntas

A broken mayonnaise can be saved by adding A. A diluted egg yolk B. Water C. Whipped Egg Whites D. Sugar

The volumes of two spheres are in a ratio of 1:8. what is the ratio of their radii?

Which prefix is needed when naming SO3? A. tri- B. penta- C. mono- D. di-

What comparable situation caused problems in asia after world war 1?

A plant lacking a mineral or failing to make a needed vitamin dies before it can bear food for human consumption. a. True b. False

Modern Investments is a small business that focuses primarily on securities trading in South America. The company wants to issue a securities offering to the pu

To set aside a marriage as having not been legal is to recant the marriage. a. True b. False ok

what the answer is and how?

When studying , or the history of history, it’s important to realize that every historian presents ideas in a different way. That’s because they have that affec

What result did the civil war have on the economy of the country?